public async Task GetItemAsync_OfCacheableStructRequestedMultipleTimesInSuccession_CallsRetrievalDelegateJustOnce()
{
// Arrange
CacheableStruct cacheableStruct = new CacheableStruct(100);
InMemoryItemCache <CacheableStruct> cache = new InMemoryItemCache <CacheableStruct>(
() => { return(Task.FromResult(cacheableStruct.GetSelf())); },
null,
TimeSpan.FromMinutes(2));
int actualResult;
int expectedResult = 1;
// Act
_ = await cache.GetItemAsync();
_ = await cache.GetItemAsync();
_ = await cache.GetItemAsync();
_ = await cache.GetItemAsync();
actualResult = cacheableStruct.NumberOfGetSelfCalls;
// Assert
Assert.AreEqual(expectedResult, actualResult);
}
public void GetItem_OfCacheableStructRequestedMultipleTimesInSuccession_CallsRetrievalDelegateJustOnce()
{
// Arrange
CacheableStruct cacheableStruct = new CacheableStruct(125);
AutoRefreshingItemCache <CacheableStruct> cache = new AutoRefreshingItemCache <CacheableStruct>(
new FakeLogger(),
(ct) => { return(Task.FromResult(cacheableStruct.GetSelf())); },
new CacheableStruct(1000),
TimeSpan.FromMinutes(2)
);
int actualResult;
int expectedResult = 1;
cache.Initialise();
// Act
_ = cache.GetItem();
_ = cache.GetItem();
_ = cache.GetItem();
_ = cache.GetItem();
actualResult = cacheableStruct.NumberOfGetSelfCalls;
// Assert
Assert.AreEqual(expectedResult, actualResult);
}
public void GetItem_OfCacheableStruct_ReturnsCorrectCachedValue()
{
// Arrange
CacheableStruct cacheableStruct = new CacheableStruct(125);
InMemoryItemCache <CacheableStruct> cache = new InMemoryItemCache <CacheableStruct>(
null,
() => { return(cacheableStruct); },
TimeSpan.FromMinutes(2));
int actualResult;
int expectedResult = 125;
// Act
actualResult = cache.GetItem().GetValue();
// Assert
Assert.AreEqual(expectedResult, actualResult);
}
public async Task GetItemAsync_OfCacheableStruct_ReturnsCorrectCachedValue()
{
// Arrange
CacheableStruct cacheableStruct = new CacheableStruct(100);
InMemoryItemCache <CacheableStruct> cache = new InMemoryItemCache <CacheableStruct>(
() => { return(Task.FromResult(cacheableStruct.GetSelf())); },
null,
TimeSpan.FromMinutes(2));
int actualResult;
int expectedResult = 100;
// Act
actualResult = (await cache.GetItemAsync()).GetValue();
// Assert
Assert.AreEqual(expectedResult, actualResult);
}
public void GetItem_OfCacheableStruct_ReturnsCorrectCachedValue()
{
// Arrange
CacheableStruct cacheableStruct = new CacheableStruct(125);
AutoRefreshingItemCache <CacheableStruct> cache = new AutoRefreshingItemCache <CacheableStruct>(
new FakeLogger(),
(ct) => { return(Task.FromResult(cacheableStruct)); },
new CacheableStruct(1000),
TimeSpan.FromMinutes(2)
);
int actualResult;
int expectedResult = 125;
cache.Initialise();
// Act
actualResult = cache.GetItem().GetValue();
// Assert
Assert.AreEqual(expectedResult, actualResult);
}
